Home / 68,938.24-95,172.63-41,719.40

Finding the Fourth Proportional to 68,938.24, 95,172.63 and 41,719.40

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Solution

The fourth proportional to 68,938.24, 95,172.63 and 41,719.40 is: 57,595.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,938.24 : 95,172.63 = 41,719.40 : x
  2. Step 2: Convert to fraction form
    68,938.24/95,172.63 = 41,719.40/x
  3. Step 3: Cross multiply
    68,938.24x = 95,172.63 × 41,719.40
  4. Step 4: Simplify right side
    68,938.24x = 3,970,545,020.02
  5. Step 5: Solve for x
    x = 3,970,545,020.02/68,938.24
  6. Step 6: Final answer
    x = 57,595.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.